Home / 11,423.28-17,137.32-4,027.92

Finding the Fourth Proportional to 11,423.28, 17,137.32 and 4,027.92

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Solution

The fourth proportional to 11,423.28, 17,137.32 and 4,027.92 is: 6,042.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,423.28 : 17,137.32 = 4,027.92 : x
  2. Step 2: Convert to fraction form
    11,423.28/17,137.32 = 4,027.92/x
  3. Step 3: Cross multiply
    11,423.28x = 17,137.32 × 4,027.92
  4. Step 4: Simplify right side
    11,423.28x = 69,027,753.97
  5. Step 5: Solve for x
    x = 69,027,753.97/11,423.28
  6. Step 6: Final answer
    x = 6,042.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.